Killian 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}.
2021-04-16 · Wizards of the Coast
Killian, Ink Duelist can't reduce the colored mana requirement of a spell's mana cost.
2021-04-16 · Wizards of the Coast
If a spell has additional costs, apply those increases before applying cost reductions.
🍪 Tapt uses cookies and measurement tools to make the site work. With your consent, it also uses optional ones to understand how the site is used and to improve it. Learn more.
Essential cookieKeeps you signed in from one page to the next. Without it, the site does not work.
Always on
Internal audience measurementPages visited, cards searched, approximate city, and an anonymous session token that links your actions for the length of your visit (random, with no name or IP address, erased when you close the tab). Stays with Tapt, never shared. If refused, traffic is still counted but nothing is tied to you.
Third-party toolGoogle Analytics (traffic statistics, shortened IP address). It sets its own cookies and receives data from your visit, sometimes outside Quebec. If refused, nothing is loaded. You can subscribe to the newsletter either way: your address is only sent when you click Subscribe.