[![enter image description here][1]][1]Using 2 command blocks, 1 comparator, 1 building block, 1 redstone torch. You can accomplish this thus:

• Command Block 1: testfor @e[r=radius, type=VillagerGolem]
• Command Block 2: your command

You will still need to put a clock on it. Mine is underneath the golem :) [1]: https://i.sstatic.net/Ehhna.png

Using 2 command blocks, 1 comparator, 1 building block, 1 redstone torch. You can accomplish this thus:

• Command Block 1: testfor @e[r=radius, type=VillagerGolem]
• Command Block 2: your command

You will still need to put a clock on it. Mine is underneath the golem :)

As a side note, you don't want to use the c=0 because that is not saying find if there are 0 but rather it's saying when you match, match 0. So in your case, that has no real effect.

Using 2 command blocks, 1 comparator, 1 building block, 1 redstone torch. You can accomplish this thus:

• Command Block 1: testfor @e[r=radius, type=VillagerGolem]
• Command Block 2: your command

[![enter image description here][1]][1]Using 2 command blocks, 1 comparator, 1 building block, 1 redstone torch. You can accomplish this thus:

• Command Block 1: testfor @e[r=radius, type=VillagerGolem]
• Command Block 2: your command

You will still need to put a clock on it. Mine is underneath the golem :) [1]: https://i.sstatic.net/Ehhna.png