In the past, the main concern was random, expensive, old Reserved List cards, which are comparatively easy to counterfeit
Wear & tear that stems from poor quality should never come into play
Wingmantle Chaplain doesnt make wall tokens, but it makes Bird tokens equal to the number of defender creatures you control
2.0/10$0.72 Pyrrhic Revival Sorcery Each player returns each creature card from their graveyard to the battlefield with an additional -1/-1 counter on it
You only untap one creature, but thats plenty exploitable with cards like The Infamous Cruelclaw, Roxanne, Starfall Savant, and any other creatures with valuable saboteur or attack triggers you want to get multiple times a turn
This is extremely useful when all you have are reactive cards and you need to find more proactive spells: You get to cast whatever you found useful in the 7-card batch, and regain your reactive cards at the end of the turn