Desperate Ritual [Ultimate Masters] Invasion Allosaurus Rider's power and toughness

Allosaurus Rider's power and toughness are each equal to 1 plus the number of lands you control

{4}{G/W}{G/W}

There is always a rabble to be roused

Karma deals damage to that player equal to the number of Swamps they control

Educated in Argive and highly knowledgeable in the field of artifacts

Desperate Ritual [Ultimate Masters] Invasion Allosaurus Rider's power and toughnessSet: Ultimate Masters Type: Instant Arcane Uncommon Cost: {1}{R} Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)