The opponent, however, is likely to deal with a fair bit of interruption themselves
You can cast it for its Warp cost of (2)(R) to get an immediate 4-damage Flying and Haste swing and a 1-damage ping to clear small blockers like Deep-Cavern Bat, then let it retreat into exile at the end step
I think the make you work for it angle is very interesting, the flavor is spot on for a set like Murders at Karlov Manor , and overall I think the mechanic gives the MTG designers a lot of room for cool cards
(Each deals damage equal to its power to the other.) I, II, III Until end of turn, target creature gains trample and gets +X/+0, where X is the number of lore counters on this Saga
Target player shuffles up to three target cards from their graveyard into their library
The Archivist of Gondor lets you double up on this effect, drawing two cards at the start of the monarchs end step