Gamble [Urza's Saga] Golem Set: Legends Type: Creature —

Set: Legends Type: Creature — Yeti Rarity: Uncommon Cost: {2}{R}{R} Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Change the target of target spell with a single target unless that spell's controller pays {2}

You own target card in the ante

Set: Planechase Type: Artifact Rarity: Uncommon Cost: {3} Whenever Serum Tank or another artifact enters the battlefield

you may pay {X}

Gamble [Urza's Saga] Golem Set: Legends Type: Creature —Set: Urza's Saga Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card, put that card into your hand, discard a card at random, then shuffle your library. When you've got nothing, you might as well trade it for something else.