
Kevin can't be countered, devour 2
FlyingFlyingCan only be blocked by creatures with flying or reach., mountainwalkmountainwalkThis creature can't be blocked as long as defending player controls a Mountain., rampagerampageWhenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first. 2, bushidobushidoWhenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn. 2, trampletrampleExcess combat damage it deals to a blocker carries over to the player or planeswalker it's attacking. over planeswalkers
Damage can't be prevented.
Players can't gain life.
Whenever Kevin deals combat damage to a player, gain control of target land that player controls. Untap it.
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.