Remove the markers at the end of the turn.
To reach today's conclusions, both the Commander Format Panel and the Commander Design group at Wizards discussed cards on the banned list and voted on potential unbans
Looking at Enduring Innocence, I'm immediately reminded of Caretaker's Talent, another white card draw spell, and one that absolutely shot up in price shortly after Bloomburrow released
Locking out artifact mana, Chromatic Spheres, Expedition Maps, Engineered Explosives, Aether Vial, equipment, Oblivion Stone, and more, Collector Ouphe really is just a 2/2 Stony Silence
Everything else is worse than this card, and its pretty easy to compare cards to a cheap, small flier in most instances
Far from expositional, though, the crystals can also gift their users powers , which are linked to the element that they represent