Guardeon, Steel Sentry

Afflict X (Whenever this creature becomes
blocked, defending player loses X life equal to
Guardeon, Steel Sentry's Power.)
{x} Roll d20 X Times, {t},
• 1-10: Switch Guardeon, Steel Sentry's power
and toughness until end of turn.
• 11-20: Switch target opponent's creature's
power and toughness until end of turn.
"Guardeon have an eternal rivalry with any
Champeon they meet, even if related."