Cheapest priced copy (Secrets of Strixhaven Commander): $0.35 at Card Kingdom, near mint, their price list as of .
Killian, Ink Duelist 
Legendary Creature — Human Warlock · 2/2 · Uncommon · Strixhaven: School of Mages · #197
Lifelink
Menace (This creature can't be blocked except by two or more creatures.)
Spells you cast that target a creature cost {2} less to cast.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.35 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Secrets of Strixhaven Commander | 317 | Uncommon | $0.35 | — |
| Strixhaven: School of Mages | 197 | Uncommon | $0.35 | $0.99 |
3 rulings from Wizards of the Coast
- 16 April 2021Killian can reduce alternative costs. For example, if you choose to pay the {1}{B} alternative cost for Baleful Mastery while targeting a creature, that cost would be reduced to {B}.
- 16 April 2021Killian, Ink Duelist can't reduce the colored mana requirement of a spell's mana cost.
- 16 April 2021If a spell has additional costs, apply those increases before applying cost reductions.