Otaria (Planechase) [Planechase Planes] Mountain Plains then you gain life equal

then you gain life equal to the number of scroll counters on it

Set: Arena League 2001 Type: Basic Land — Plains Rare Cost: ({T}: Add {W}

) Whenever you gain life

A deafening roar arose as the fury of an enormous vertical river supplanted our serenity

Set: Champions of Kamigawa Type: Artifact Uncommon Cost: {1} {1}: Look at the top three cards of your library

Otaria (Planechase) [Planechase Planes] Mountain Plains then you gain life equalSet: Planechase Planes Type: Plane Dominaria Common Cost: Instant and sorcery cards in graveyards have flashback. The flashback cost is equal to the card's mana cost. (Its owner may cast the card from their graveyard for its mana cost. Then they exile it.) Whenever you roll {CHAOS}, take an extra turn after this one.