Dreadhorde Invasion
Enchantment{1}{B}
At the beginning of your upkeep, you lose 1 life and amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.) Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.
Colour identity Black · Amass
In short
Dreadhorde Invasion has 7 listed printings; the most valuable is the Prerelease printing from PWAR at US$5.11 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
Every Dreadhorde Invasion printing
Prerelease
Dreadhorde Invasion
PWAR · 86s
TCGplayer market
US$5.11
Promo Pack
Dreadhorde Invasion
PWAR · 86p
TCGplayer market
US$1.63
Dreadhorde Invasion
CMM · 866
Price not tracked
Dreadhorde Invasion
WAR · 86
TCGplayer market
US$0.79
Dreadhorde Invasion
MIC · 114
Price not tracked
Dreadhorde Invasion
DRC · 91
Price not tracked
Dreadhorde Invasion
FRC · 48
TCGplayer market
US$0.22