Analyze the Pollen

Lay of the Land established the fair floor for one-mana green: pay a single green, fetch a basic land to hand, no strings. This design keeps that floor as the guaranteed effect and bolts a conditional upgrade onto graveyard investment. The base mode is a plain basic-land tutor, unconditional and cheap. Pay the additional cost of collect evidence 8 (exile cards totaling eight or more mana value from your graveyard) and the search widens to any creature or land, turning a late-game glut of spent cards into a specific answer or threat. That is the tension the card is built around: it wants to be cast early for fixing, when there is no graveyard to spend, and again late for selection, when there is. Because the extra cost is optional rather than a gate, the spell never bricks; the graveyard payment is a switch, not a dial, unlocking one alternative mode if the threshold is met and doing nothing otherwise. The eight-mana-value bar is steep enough that the creature mode reads as a reward for a full game of resource attrition rather than something you clear in the opening turns. It sits in the narrower lineage of green tutors that fetch bodies rather than just lands, but attaches that payoff to a graveyard already deep enough to spend from.