In the normal mode of this level, the player has to beat Future Zombies at level 1.
Difficulty
The Bug Bot Imp is introduced as an ambush, so the player has to be cautious. Note that Blover can be used to blow them away if they are not on ground.
Waves
The small number next to the zombie icon means that zombie will always appear in that lane, with 1 being the topmost lane and 5 being the bottommost lane.
In hard mode, the player has to defeat the zombies at level 2 or above.
Difficulty
Powerful plants or level 2 plants should be brought, especially those can deal damage to multiple enemies at a time to deal with the Bot Swarm ambushes, as the zombies have more health. However, the level can still be easy.
Waves
The small number next to the zombie icon means that zombie will always appear in that lane, with 1 being the topmost lane and 5 being the bottommost lane.