Guardian Angel
Instant{X}{W}
Prevent the next X damage that would be dealt to any target this turn. Until end of turn, you may pay {1} any time you could cast an instant. If you do, prevent the next 1 damage that would be dealt to that permanent or player this turn.
Colour identity White
In short
Guardian Angel has 8 listed printings; the most valuable is the printing from LEA at US$21.78 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
Every Guardian Angel printing
Guardian Angel
LEA · 21
TCGplayer market
US$21.78
Guardian Angel
LEB · 22
Price not tracked
International Edition
Guardian Angel
CEI · 22
Price not tracked
Collector's Edition
Guardian Angel
CED · 22
Price not tracked
Guardian Angel
2ED · 22
Price not tracked
Guardian Angel
30A · 21
Price not tracked
Guardian Angel
3ED · 21
TCGplayer market
US$0.18
Retro Frame
Guardian Angel
30A · 318
TCGplayer low only
US$29.95