CardName: The Eneggma
Cost: r
Type: Legendary Creature - Egg
Pow/Tgh: 0/2
Rules Text: Defender
{R}: The Eneggma gains Changeling until end of turn.
When The Eneggma dies or is put into the command zone, if it
had Changling, create a creature token at random. Otherwise,
create a 2/2 Bird creature token.
Flavour Text:
Set/Rarity: Lev's Core Set Rare
The Eneggma
R
Legendary Creature – Egg
Defender
: The Eneggma gains Changeling until end of turn.
When The Eneggma dies or is put into the command zone, if it had Changling, create a creature token at random. Otherwise, create a 2/2 Bird creature token.
Would require its own thing probably, like Unstable Urza with askurza.com.