Call to the Netherworld So your Big Game Hunter came into play, you used it to kill a large creature and then block, so its now in the graveyard
This equipment is best incorporated into Voltron and aggro decks that otherwise dont have a lot of access to mana ramp
Making some simple decisions like River's Rebuke instead of Cyclonic Rift saves you some serious money in your build
If multiple creatures deal combat damage to you or an opponent at the same time, the appropriate ability of Strixhaven Stadium will trigger that many times
You could leave in both of these instead, especially Embrace the Unknown, as it is a new card, but I like the opportunities the other two give
This includes cards in hand, cards in the graveyard, and exiled cards