It costs 3 mana and you can use it right away, and if you keep discarding cards with madness, you get to untap Anje and do it again
They could draw a creature and you could find a removal spelland so on
Its especially great as a reactive play: Let your opponent go off, then flood the board with surprise tokens
If the own graveyard is largely safe, without a Bojuka Bog or other removals being played by opponents, every own creature comes into play with a +1/+1 token
C Common Archfiend Emperor, the First Lord of Horror X DARK Level 8 [ FiendEffect ] ATK 3000 DEF 2000 You can Normal Summon this card without Tributing, but its original ATK/DEF become halved
Energy cards are cheap and easy to come by, so most of your collecting will focus on Energy and Trainer cards