If they flash it in for in response to you sacing Misty Rainforest, you just lose a life and your Land and they ramp
(10/2/2025) If an activated ability of a creature you control costs no generic mana to activate (for example, if it costs , it costs , or it costs only nonmana actions such as or "Sacrifice a creature"), Training Grounds simply won't affect it
$0.35 Expressive Iteration Tarkir: Dragonstorm Commander Decks $44.99 Lotus Petal Tempest $3.49 Simian Spirit Guide Time Spiral Remastered $5.49 Red Elemental Blast 3rd Edition $2.79 Strike It Rich Modern Horizons 2 $54.99 Jeska's Will Commander Legends $5.49 Fiery Islet Universes Beyond: Doctor Who $8.49 Rite of Flame Signature Spellbook: Chandra $0.79 Infernal Plunge Innistrad $5.99 Voltaic Key 2011 Core Set $4.99 Gitaxian Probe New Phyrexia $3.99 Flare of Duplication Modern Horizons 3 0 results found
This creature type is extremely synergistic, building off one another until you have an army
Whatever your second spell is each turn, you get to copy it
Merfolk Seastalkers This has come up a lot: Islandwalk just isnt that useful if your opponents dont control an island, or you cant turn any of their lands into one