Its a limitation Im putting on myself as much as the game is
However, smaller incentives such as free theatre tickets or subsidized day trips were much more common
The Lost Caverns of Ixalan Explorers of the Deep Commander Deck includes 1 Green-Blue deck of 100 Magic cards (2 Traditional Foil Legendary cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack (contains 2 alt-border cards, with 1 Traditional Foil or nonfoil card of rarity Rare or higher and 1 Traditional Foil Uncommon card), 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card.
A common payoff for discard effects is damage, as with Entropic Battlecruiser and Megrim
9 Slivers Many creatures are particularly synergistic in Magic: The Gathering, but Slivers make it their whole mechanical identity