When Oubliette enters, target creature phases out until Oubliette leaves the battlefield. Tap that creature as it phases in this way. (Auras and Equipment phase out with it. While permanents are phased out, they're treated as though they don't exist.)
When Breya, Etherium Shaper enters, create two 1/1 blue Thopter artifact creature tokens with flying., Sacrifice two artifacts: Choose one —• Breya deals 3 damage to target player or planeswalker.• Target creature gets -4/-4 until end of turn.• You gain 5 life.
, , Exile Magus of the Will: Until end of turn, you may play lands and cast spells from your graveyard. If a card would be put into your graveyard from anywhere this turn, exile that card instead.
Creature tokens you control have haste.At the beginning of combat on your turn, create a 2/1 blue Phyrexian Myr artifact creature token. Then you may choose a token you control. If you do, each other token you control becomes a copy of that token.
Imprint — When Duplicant enters, you may exile target nontoken creature.As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)Counter target spell unless its controller pays .
Flying, hasteSacrifice a creature: Falkenrath Aristocrat gains indestructible until end of turn. If the sacrificed creature was a Human, put a +1/+1 counter on Falkenrath Aristocrat.
Destroy target creature if it has mana value 2 or less.Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.
Destroy target creature if it has mana value 2 or less.Revolt — Destroy that creature if it has mana value 4 or less instead if a permanent you controlled left the battlefield this turn.
Whenever an Equipment you control enters, you may draw a card.Metalcraft — Equipment you control have equip as long as you control three or more artifacts.
You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."
