White creatures have plainswalk. (They can't be blocked as long as defending player controls a Plains.)

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)

Whenever Graceful Antelope deals combat damage to a player, you may have target land become a Plains until Graceful Antelope leaves the battlefield.

First strike

Creatures with plainswalk can be blocked as though they didn't have plainswalk.

Creatures with forestwalk can be blocked as though they didn't have forestwalk.

Phasing, cumulative upkeep , echo , fading 3, bands with other Dinosaurs, protection from Homarids, snow-covered plainswalk, flanking, rampage 2

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. (For example, you may change "nonred creature" to "nongreen creature" or "plainswalk" to "swampwalk.")