stolen mtg cards Identity #37 (NM) gk1 r and you may spend mana as though it were mana of any color to cast those spells. MTGNexus - Stolen Mutagens

Aeon Chronicler Ancestral Vision Deep-Sea Kraken Delay Dichotomancy Errant Ephemeron Inevitable Betrayal Infiltrator il-Kor Inspiring Refrain Reality Strobe Riftwing Cloudskate Sinister Concierge Star Whale Suspend Taigam, Master Opportunist Veiling Oddity Viscerid Deepwalker Watcher of Hours

Other cards like Goblin Tunneler and Rogue's Passage that make creatures unblockable are also fairly great options with little investment, with Jumbo Cactuar seeming to pair pretty excellently with both red and green spells respectively

Pact of the Serpent With Pact of the Serpent you may draw, or make another target player draw cards equal to the number of creatures they control of a chosen type

So why would they shortchange Amonkhet block