If you cast a card this way, you may not cast it for any other alternative costs it has, but you may pay for additional costs, such as kicker costs
But that's not what we're doing
Anchor to Reality Axgard Armory Bitterthorn, Nissa's Animus Captain America, Liberator Cirina Bargainspinner Cloud, Midgar Mercenary Deadeye Quartermaster Fighter Class Forging the Tyrite Sword Godo, Bandit Warlord Godo, Bandit Warlord Honored Knight-Captain Kassandra, Eagle Bearer Kellan, the Fae-Blooded Kellan, the Fae-Blooded Kodama of the West Tree Nazahn, Revered Bladesmith Open the Armory Quest for the Holy Relic Raven Clan War-Axe Relic Seeker Runed Crown Steelshaper Apprentice Steelshaper's Gift Stoneforge Mystic Stonehewer Giant Strata Scythe Sun-Spider, Nimble Webber Sunforger Taj-Nar Swordsmith
Scourglass to Pernicious Deed, we have a lot of opposing cards on the battlefield quite often