one piece royal blood booster box TCG: Bloodline (OP-10) : Toys & Games 6 Special cards One Piece: Royal Blood Booster

Its owner can then cast that card from exile whenever they like

Fifteen Transformers cards in classic G1 styling can be found in The Brothers War

Transformers cards are have a roughly 12% chance of being found in packs of The Brothers' War cards

Not only does the Kami let you cast things from exile, but whenever you do, you can place a +1/+1 counter on target creature you control

Though found within The Brothers' War booster packs, the Transformers cards are not an official part of the set

While white is getting better with its access to card advantage, Sram is a great, if specialized method of accessing this in a fun and thematic way