Omnimon, Royal Knight

First Strike, flying, vigilance
This spell can't be countered.
Whenever Omnimon, Royal Knight deals combat
damage to a player, you may pay {2}{r}. If you do,
destroy up to two target lands.
Whenever Omnimon, Royal Knight deals combat
damage to a player, you may pay {2}{u}. If you do,
choose a color, then that player reveals their hand
and discards all cards of that color.