Reverse miracle {B}(If this card is on the bottom of your library as you begin searching it, you may cast it by paying its reverse miracle cost.) Exile all creatures.
As an additional cost to cast this spell, discard a red or green card. Target creature gains trample and gets +X/+0 until end of turn, where X is that creature's mana value.
This spell costs {1} less to cast if you weren't the starting player. You may have Surgical Metamorph enter as a copy of any permanent on the battlefield, except it's an artifact in addition to its other types.
When Surprise Party enters, yell "Surprise!" and put onto the battlefield any number of printed Clown Robot tokens that aren't touching each other, that you hid on the battlefield before you cast Surprise Party, and that weren't spotted by an opponent before you cast Surprise Party. Robots you control get +1/+0 and have vigilance.
When you set this scheme in motion, target opponent chooses self or others. If that player chooses self, that player discards four cards. If the player chooses others, each of your other opponents discards two cards.
If you would planeswalk, instead look at the top two cards of your planar deck, put one on the bottom of your planar deck and the other on top, then planeswalk. {T}: Add {G}. Doctor's companion
Whenever Suspicious Nanny deals combat damage to a player, it reassembles target Contraption that player controls. (Gain control of it and move it onto one of your sprockets.)
"Afternoon, folks. Lovely day for a stroll with my authentic human baby."
When Sutina, Speaker of the Tajuru enters, search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Whenever Sutina attacks, you may return a land you control to its owner's hand. When you do, put a +1/+1 counter on target creature.
Landfall — Whenever a land enters under your control, put a loyalty counter on target planeswalker. [–2]: For each planeswalker type among planeswalkers you control, create a 1/1 Attendee creature token that's all colors. [–X]: Choose an Elspeth, Teferi, Liliana, Chandra, or Garruk planeswalker card name with mana value X. Create a copy of the card with the chosen name. You may cast the copy without paying its mana cost. Svega can be your commander.
Each player exiles a creature they control. Until the Hydra's next turn, when a Head leaves the battlefield, return the exiled cards to the battlefield under their owners' control.
Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.
If you control three or more Boars with different names, conjure each card from the Three Pigs spellbook onto the battlefield. If you control two or fewer Boars with different names, conjure two cards of your choice from the Three Pigs spellbook into your hand, then put one of them onto the battlefield.
Visit — After the first combat phase this turn, there's an additional combat phase. At the beginning of that combat, untap all creatures that attacked this turn.
"I feel just like Kari Zev! Ragavan, set a course for Lathnu!" —Vorthos, Steward of Myth