Diamond Pillar

Diamond Pillar is an element of Royal Road. When this is destroy, A Royal Gargantuar will be summon. The player can't plant on this.

Overview
The pillar can absorb 45 normal damage shots.

Strategies
Any catapult plants will pass over the Diamond Pillar, so it won't get destroy. Using Instant kill plants like Cherry-Bomb or Primal Potato-mine will destroy the pillar in one hit, but the Royal Gargantuar will still appear. Its impposible that the Royal Gargantuar will not come if this is destroy.