Her's my list for Barrin, Master Wizard. I was looking for a fun mono blue General, and didn't want to the "Scroll Lady Guy" in my group, so went with Barrin. His ability allows for some pretty amazing plays, without being broken and still having a casual vibe about him.
1x Barrin, Master Wizard
//Creatures (19)//
1x Echo Mage
1x Tidespout Tyrant
1x Venser, Shaper Savant
1x Arcanis the Omnipotent
1x Thalakos Seer
1x Sower of Temptation
1x Glen Elendra Archmage
1x AEther Adept
1x Gilded Drake
1x Draining Whelk
1x Raven Familiar
1x Sphinx of Uthuun
1x Palinchron
1x Sphinx of Magosi
1x Inkwell Leviathan
1x Stormtide Leviathan
1x Sphinx of Lost Truths
1x Teferi, Mage of Zhalfir
1x Mulldrifter
//Counters (09)//
1x Cryptic Command
1x Rewind
1x Cancel
1x Pact of Negation
1x Dismiss
1x Hinder
1x Counterspell
1x Dissipate
1x Spell Crumble
1x Blue Sun's Zenith
1x Rhystic Study
1x Concentrate
1x Opportunity
1x Tidings
1x Fact or Fiction
//Artifacts (14)//
1x Spine of Ish Sah
1x Duplicant
1x Loxodon Warhammer
1x Thran Dynamo
1x Mimic Vat
1x Gauntlet of Power
1x Skinwing
1x Sky Diamond
1x Crystal Shard
1x Bonehoard
1x Heartstong
1x Phyrexian Processor
1x Sol Ring
1x Lightning Greaves
//Support (17)//
1x Evacuation
1x Future Sight
1x Persuasion
1x Confiscate
1x Spin into Myth
1x Mystical Tutor
1x Psionic Blast
1x Precognition
1x Rite of Replication
1x Time Stretch
1x Into the Roil
1x Blatant Thivery
1x Capsize
1x Mind Control
1x Turn to Frog
1x Equilibrium
1x Legerdemain
28x Island
1x Tolaria West
1x Temple of the False God
1x Reliquary Tower
1x Buried Ruin
1x Faerie Conclave
1x Riptide Laboratory
I have about $40 to spend on improvements for this deck, minus the following cards that I have, but don't know what to exchange them for:
1x Azami, Lady of Scrolls
1x Cephalid Constable
1x Cytoplast Manipulator
1x Ertai, Wizard Adept
1x Fatespinner
1x Jushi Apprentice
1x Lighthouse Chronologist
1x Magus of the Jar
1x Consecrated Sphinx
1x Mindslaver
1x Patron Wizard
1x Riptide Entrancer
1x Sage of Fables
1x Serendib Sorcerer
1x Stonybrook Banneret
1x Temporal Adept
1x Veldalken AEthermage
1x Voidmage Apprentice
1x Voidmage Prodigy
1x Voidmage Husher
Any advice/suggestions?