Instant
Magma Opus deals 4 damage divided as you choose among any number of targets. Tap two target permanents. Create a 4/4 blue and red Elemental creature token. Draw two cards.
, Discard Magma Opus: Create a Treasure token.
The same permanent can be chosen as a target for each of the two instances of “target.” That is, you can have Magma Opus both deal damage to a creature or planeswalker and then tap it. (We’re having a hard time imagining why you would, but you’re the brilliant student.)