書記官位階のライブラリアン (Epistolary Librarian) (ja)
Creature - Astartes Wizard
| Power/Toughness:
3 / 4
(CMC 4)
Veil of Time -- Whenever Epistolary Librarian attacks, you may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of attacking creatures.