But, loot as many times as you want/can for 1 blue and 1 colorless mana, since you don't need to tap this enchantment
Put the character under the location Characters can move without waiting for the character or locations ink to dry A character can only be in one location at a time A location can have more than one character in it at a time A character can move between locations for the normal cost, but cant leave a location unless forced to If a location is banished, any characters in it fall out and go back to the board
Now I get it
Whenever your opponent casts their first non-creature spell each turn, you may draw a card, unless your opponent pays X (where X is Esper Sentinel's power)

Flash Hulk Deck in Vintage Thassa's Oracle | Illustration by Jesper Ejsing Planeswalker (1) Creatures (8) Nomads en-Kor Cephalid Illusionist Thassa's Oracle Spellseeker Protean Hulk x4 Instants (19) Mental Misstep Ancestral Recall Brainstorm Flusterstorm x3 Mystical Tutor Demonic Consultation Vampiric Tutor Daze x3 Flash Gush Force of Will x4 Dig Through Time Sorceries (10) Gitaxian Probe Ponder Preordain x4 Merchant Scroll See Beyond Time Walk Demonic Tutor Artifacts (8) Black Lotus Lotus Petal Mana Crypt Mox Emerald Mox Jet Mox Pearl Mox Ruby Mox Sapphire Lands (14) Flooded Strand x2 Island x3 Misty Rainforest x2 Polluted Delta x2 Scalding Tarn x2 Underground Sea x3 Sideboard (15) Snapcaster Mage Sphinx of the Steel Wind Blightsteel Colossus Thoughtseize x2 Tinker Toxic Deluge Chain of Vapor x2 Steel Sabotage x2 Hurkyl's Recall x3 Library of Alexandria I bet you didn't see this one coming

A historical flaw of Wizards full-art basics is a lack of differentiation between the colors, but these thankfully avoided that