Coliseum Card Co.

Creature — Hydra

At the beginning of your end step, put a +1/+1 counter on this creature. Whenever another nontoken creature you control enters, it endures X, where X is the number of counters on this creature. (Put X +1/+1 counters on the creature that entered or create an X/X white Spirit creature token.)

Creature — Human Monk

Reach This creature has indestructible as long as it attacked a battle this turn.

Instant

Kicker {B} (You may pay an additional {B} as you cast this spell.) Creatures you control get +2/+0 until end of turn. If this spell was kicked, whenever a creature you control dies this turn, draw a card.

Enchantment — Class

(Gain the next level as a sorcery to add its ability.) At the beginning of your end step, if a creature died this turn, each opponent loses 1 life. {1}{B}: Level 2 When this Class becomes level 2, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. {6}{B}: Level 3 At the beginning of your end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

Creature — Human Soldier

As an additional cost to cast this spell, tap two untapped artifacts, creatures, and/or lands you control.

Artifact — Spacecraft

When this Spacecraft enters, it deals damage equal to the number of artifacts you control to target creature an opponent controls. Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 6+.) 6+ | Flying

Creature — Wolverine Dinosaur

Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature attacks a battle, double its power until end of turn.

Creature — Cat Druid

When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Instant

Mill five cards. You may put a permanent card from among the cards milled this way into your hand. (To mill a card, put the top card of your library into your graveyard.)

Creature — Phyrexian Jellyfish

Flying This creature enters with an oil counter on it. When this creature dies, draw cards equal to the number of oil counters on it.

Land — Island Swamp

({T}: Add {U} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

Creature — Spirit

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on this creature. {1}, Remove X ki counters from this creature: Tap X target creatures.

Enchantment — Aura

Enchant artifact or creature When this Aura enters, you may pay {3}. If you do, tap enchanted permanent. Enchanted permanent doesn't untap during its controller's untap step.

Instant // Instant

Creature — Vampire

Flying Whenever one or more other creatures you control with power 2 or less enter, draw a card. This ability triggers only once each turn.

Enchantment

When this enchantment enters, draw two cards. At the beginning of each other player's draw step, that player draws an additional card. At the beginning of your draw step, draw two additional cards.

Instant

Target creature gets +2/+0 and gains first strike and trample until end of turn.

Instant

Target creature gets -1/-1 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Instant

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Tap up to two target creatures. Put a stun counter on either of them. Then put a stun counter on either of them. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Legendary Creature — Rat Warlock

Whenever Wick or another Rat you control enters, create a 1/1 black Snail creature token if you don't control a Snail. Otherwise, put a +1/+1 counter on a Snail you control. {U}{B}{R}, Sacrifice a Snail: Wick deals damage equal to the sacrificed creature's power to each opponent. Then draw cards equal to the sacrificed creature's power.

Enchantment

At the beginning of your end step, untap all lands you control.

Creature — Elf Warrior

When this creature enters, return target creature or battle card from your graveyard to your hand. If this creature would die, exile it instead.

Creature — Human Soldier

Flying Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Creature — Human Cleric

Defender When this creature enters, create a 1/1 white Bird creature token with flying for each creature with defender you control. Whenever another creature you control with defender enters, create a 1/1 white Bird creature token with flying.

Legendary Creature — Elder Dragon

Affinity for creatures (This spell costs {1} less to cast for each creature you control.) Flying, deathtouch Instant and sorcery spells you cast have affinity for creatures.

Creature — Elf Warrior

At the beginning of each upkeep, create a 1/1 green Elf Warrior creature token. Whenever another Elf you control enters, you gain life equal to its toughness.

Creature — Zombie Giant

This spell costs {1} less to cast for each creature card in your graveyard. Deathtouch

Legendary Creature — Beholder

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way.

Creature — Gorgon

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) {2}{B}, {T}: Put a petrification counter on target creature. It gains defender and becomes a colorless artifact in addition to its other types. Its activated abilities can't be activated. (A creature with defender can't attack.)

Creature — Human Knight

Flying, vigilance {T}: Create a 2/2 white and blue Knight creature token with vigilance. Activate only if you've cast two or more spells this turn.

Legendary Creature — Frog Spirit Elemental

Creature — Elf

Kicker {R} (You may pay an additional {R} as you cast this spell.) Trample When this creature enters, if it was kicked, it gets +1/+1 and gains haste until end of turn.

Creature — Treefolk

Domain — This spell costs {1} less to cast for each basic land type among lands you control.

Creature — Ape Warrior

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.) {1}, Sacrifice this creature: Destroy target artifact.

Enchantment — Saga

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — Create a 0/2 colorless Thopter artifact creature token with flying named Ornithopter. II — Tap any number of untapped artifacts you control. When you do, this Saga deals that much damage to target creature or planeswalker. III — Up to one target artifact you control becomes an artifact creature with base power and toughness 4/4 until end of turn.

Creature — Human Artificer

Whenever an artifact you control enters, put a +1/+1 counter on target creature you control.

Creature — Human Cleric Soldier

Lifelink

Creature — Human Soldier

Other Soldiers you control get +1/+1.

Legendary Creature — Human Ninja

Commander ninjutsu {U}{B} ({U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand or the command zone tapped and attacking.) Whenever a Ninja you control deals combat damage to a player, reveal the top card of your library and put that card into your hand. Each opponent loses life equal to that card's mana value.

Legendary Creature — Giant Barbarian

Trample Whenever Zalto is dealt damage, venture into the dungeon. (Enter the first room or advance to the next room.)

Legendary Creature — Cat Warrior

Domain — Whenever Zar Ojanen becomes tapped, put a +1/+1 counter on each creature you control with toughness less than the number of basic land types among lands you control.

Enchantment — Aura

Flash Enchant creature Enchanted creature gets +1/+1. Corrupted — As long as an opponent has three or more poison counters, enchanted creature gets an additional +1/+0 and has first strike.

Creature — Human Soldier

Flash Flying When this creature enters, return up to one other target creature you control to its owner's hand. If it was a Soldier, put a +1/+1 counter on this creature.

Creature — Elemental

Flying Whenever this creature deals combat damage to a player, untap up to one target creature.

Creature — Human Knight

Whenever another Knight you control enters, this creature gets +1/+1 and gains vigilance until end of turn.

Instant

Target creature has base power and toughness 4/3 until end of turn. Draw a card.