9ED: Seedborn Muse historypuzzle Landfall — Whenever a land

Landfall — Whenever a land you control enters

create a 1/1 white Cat Soldier creature token with vigilance that's blocking that creature

−8: Chandra Nalaar deals 10 damage to target player or planeswalker and each creature that player or that planeswalker's controller controls

Companion — Your starting deck contains at least twenty cards more than the minimum deck size

Travel to Terra Cimmeria: to battle of area in the the cratered highland region of Mars or head to Utopia Planitia: where you can attempt to terraform the lava plain of Mars

9ED: Seedborn Muse historypuzzle Landfall — Whenever a landUntap all permanents you control during each other player's untap step.