Security Blockade - Return to Ravnica (RTR)

Security Blockade - 2, White

Enchantment - Aura

Uncommon - Return to Ravnica (RTR)

Enchant land

When Security Blockade enters the battlefield, put a 2/2 white Knight creature token with vigilance onto the battlefield.

Enchanted land has "Tap: Prevent the next 1 damage that would be dealt to you this turn."