When this creature enters from anywhere other than a graveyard or exile, if it's on the battlefield and you control 9 or fewer creatures named "Name Sticker" Goblin, roll a 20-sided die. 1-6 | Add {R}{R}{R}{R}. 7-14 | Add {R}{R}{R}{R}{R}. 15-20 | Add {R}{R}{R}{R}{R}{R}.
The Astrotorium has never been a place for self-restraint.
I — Conjure a card named Gilded Goose onto the battlefield. II, III — You may tap an untapped Bird you control and sacrifice an artifact. If you do, conjure a card named Golden Egg onto the battlefield.
Whenever you cast a noncreature spell, Accident-Prone Apprentice perpetually gets +1/+1. This ability also triggers if Accident-Prone Apprentice is in exile.
Flying Whenever you cast a creature spell without flying, conjure a duplicate of it into your hand. The duplicate perpetually gains flying. This ability triggers only once each turn.
When Acererak the Archlich enters, if you haven't completed Tomb of Annihilation, return Acererak the Archlich to its owner's hand and venture into the dungeon. Whenever Acererak the Archlich attacks, create a number of 2/2 black Zombie creature tokens equal to the number of opponents you have.
Vigilance When this creature enters, draft a card from Adaptive Armorer's spellbook and put it onto the battlefield. When an Equipment enters this way, attach it to target creature you control.
When this artifact enters, seek a creature card of the most prevalent creature type in your library. {T}: Add one mana of any color. Spend this mana only to cast a creature spell.
Landfall — Whenever a land you control enters, mill two cards. {B/G}: Level 2 Whenever a land you control enters, creature cards in your graveyard perpetually get +1/+1. {4}{B/G}{B/G}: Level 3 You may play lands and cast creature spells from your graveyard. If you cast a spell this way, that creature enters with a finality counter on it.
{2}, {T}: Choose target opponent. Conjure a duplicate of the top card of their library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." Then they exile the top card of their library face down.
Whenever a creature you control enters, it gains two abilities chosen at random from among flying, first strike, trample, haste, protection from black, protection from red, and vigilance.
Until end of turn, target creature you control gains indestructible and gets +1/+0 for each card in your hand with mana value 4 or greater. Then it fights target creature an opponent controls.
Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand. If you do, each opponent loses 2 life.
Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand. If you do, create a 1/1 white Soldier creature token.
Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand. If you do, it perpetually gets +1/+1.
Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand. If you do, create a Treasure token.
Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand. If you do, a creature of your choice an opponent controls perpetually gets -1/-0.
Specialize {2} Whenever you attack, up to one target attacking creature can't be blocked this turn. At the beginning of the next end step, return that creature to its owner's hand.
Alrund gets +1/+1 for each card in your hand and each foretold card you own in exile. At the beginning of your end step, choose a card type, then reveal the top three cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order.
Haste Whenever Ambergris, Agent of Balance attacks, you may discard your hand and draw two cards. When you do, put X +1/+1 counters on another target creature you control, where X is the number of cards you've discarded this turn.