Teferi's Puzzle Box [Eighth Edition] Turtle you may cast the copy

you may cast the copy without paying its mana cost

Set: Legends Type: Legendary Creature — Demon Rare Cost: {2}{U}{B}{R} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

−1: Put a +1/+1 counter on each creature you control

Set: From the Vault: Twenty Type: Legendary Planeswalker — Jace Mythic Cost: {2}{U}{U} +2: Look at the top card of target player's library

Teferi's Puzzle Box [Eighth Edition] Turtle you may cast the copySet: Eighth Edition Type: Artifact Rare Cost: {4} At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.