Worldpurge

Return all creatures to their owners' hands. Each player may shuffle their hand and graveyard into their library, then each player who does draws seven cards.

Exile Turtles in Time.

Choose one —

• Each player shuffles their hand and graveyard into their library.

• Each player draws seven cards.

Entwine (Choose both if you pay the entwine cost.)

Undaunted (This spell costs less to cast for each opponent.)

Return all nonland permanents to their owners' hands.

Search target player's library for up to seven cards and exile them. Then that player shuffles.

Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Emergency Powers.

Addendum — If you cast this spell during your main phase, you may put a permanent card with mana value 7 or less from your hand onto the battlefield.

Return up to two target creatures your opponents control to their owners' hands. Target player draws two cards.