This pair aren't normally going to be in the same deck, but they are both in the same genre of dork - making a Merfolk beater with big card flow attached for 6 or 7 mana
This deck is running all five of the "Kindred" spells: Kindred Boon, Kindred Charge, Kindred Discovery, Kindred Dominance, and Kindred Summons
However, if nobody claimed the bounty on the previous turn, the reward increases
Probably Birthing Pod, which you can immediately use to transform Arcum into something like Sphinx Summoner if desired
There doesn't seem to be any real need for these ETB lands - there's quite a few either double white or double black spells, but they all cost 4+ mana, so the odds of you ending up with 3 of a single tapping land are not that high
This concept is falling apart on the tutors because tutoring for cards STIIIIIIIINKS