Rakdos Keyrune - Ravnica Allegiance: Guild Kits (Uncommon) [GK2-75]

Rakdos Keyrune is an artifact that provides mana in either black or red, making it versatile for various strategies. You can also activate it to turn it into a 3/1 Devil creature with first strike, allowing for aggressive plays or blocking options. It fits well in Rakdos decks that prioritise both resource generation and pressure on opponents.