When Academy Rector dies, you may exile it. If you do, search your library for an enchantment card, put that card onto the battlefield, then shuffle your library.
Enchant creature At the beginning of your upkeep, you may put an arrow counter on Archery Training. Enchanted creature has "{T}: This creature deals X damage to target attacking or blocking creature, where X is the number of arrow counters on Archery Training."
Each other non-Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its converted mana cost.
Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles their library.