pokemon trading card game xy Mega Evolutions Coming to Official Pokemon XY Base Set single card featuring Delcatty (#105). Pokemon Trading Card Game XY

The best part about this card is its splice onto arcane cost since it lets you add it onto an arcane spell on the stack just by exiling four creatures from your graveyard

But you can also use artifact lands, although these are more limited in quantity

Vincent Valentine // Galian Beast Rarity: Rare TYPE: Legendary Creature // Legendary Creature SUBTYPE: Assassin // Werewolf Beast CMC: 4 Mana cost: USD: $12.10 EUR: 17.73 TIX: 0.00 EDHREC RANK: 3653 (2/2) Whenever a creature an opponent controls dies, put a number of +1/+1 counters on Vincent Valentine equal to that creature's power

As always, the disclaimer: Im aggressively casual and all of my assertions in this list likely will not consider the competitive side of the format or super pushed cards like Omnath or Kinnan