how to flatten foil mtg cards Uncurl / How to Uncurl Foil Magic:

Focus on outing short and mid-term specs that have ripened past my loose limited greed limits, turning dozens of sub-$100 cards into bigger, potentially more liquid pieces that help keep my collection trim and consolidated

Akki Battle Squad Ballista Squad Battle Squadron Bomb Squad Catapult Squad Cybermen Squadron Dalek Squadron Daysquad Marshal EPF Point Squad Earwig Squad Faerie Squadron Fireflux Squad Haazda Snare Squad Howlsquad Heavy Longshot Squad Mandroid Squadron Maulfist Squad Mogg Squad Nav Squad Commandos Nightsquad Commando Pulsar Squadron Ace Ranger Squadron Referee Squad Resistance Squad Reveille Squad Securitron Squadron Silverwing Squadron Spiteful Squad Squad Captain Squad Commander Squad Rallier Squadron Hawk Suntail Squadron The Squadron Sinister Thopter Squadron Thunderhead Squadron Whisper Squad Wild Pack Squad

Thats a pretty good exchange but your devotions never just six

The exiled card gains 'The player who controls the permanent that exiled this card may look at this card in the exile zone.'" Any player who has controlled a permanent with a hideaway ability since a card was exiled with it may look at that card

A mana is still pretty cheap and the ability to do it multiple times makes it a far better late game engine with things like the Carrion Feeder or Skullclamp