Decay Fused Monstrosity

Meld Essence ( As an additional cost to cast this spell
, you must sacrifice/discard an "zombie" or "ooze"
card and a "black or green land". If you do, this
creature enters battle with the abilities, types,
keywords, stats and color identities of the discarded
and or sacrificed cards in addition to its own)
Other Creatures with meld essence, can also
meld into ooze. Creatures with meld essence, can discard one additional creature for melding.