Necropotence

As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card, put that card onto the battlefield, then shuffle.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip 1

T: Add C. T, Sacrifice this land: Destroy target land.

Cast this spell only before the combat damage step. Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Flying At the beginning of your upkeep, this creature deals 1 damage to you.

Search your library for up to four cards with different names and reveal them. Target opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

This creature gets +1/+2 as long as you control a Forest.

As long as this artifact is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost 1B to cast costs 2B to cast instead.)