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Yes, this is indeed the case. The more Altars you smash, the more ore your world will have. Note that every ore cycle yields less and less ore — fewer veins are generated each time, plus they have a chance to generate inside already-existing deposits.

Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Has a chance to either corrupt or hallow a random part of your world by planting a single block of Pearlstone or Ebonstone.

Yes, this is indeed the case. The more Altars you smash, the more hardmode ore your world will have. Note that every ore cycle yields less and less ore — fewer veins are generated each time, plus they have a chance to generate inside already-existing deposits.

Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Has a chance to either corrupt or hallow a random part of your world by planting a single block of Pearlstone or Ebonstone/Crimstone.

Yes, this is indeed the case — the more Altars you smash, the more ore your world will have. Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Has a chance to either corrupt or hallow a random part of your world by planting a single block of Pearlstone or Ebonstone.

Yes, this is indeed the case. The more Altars you smash, the more ore your world will have. Note that every ore cycle yields less and less ore — fewer veins are generated each time, plus they have a chance to generate inside already-existing deposits. 

Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Has a chance to either corrupt or hallow a random part of your world by planting a single block of Pearlstone or Ebonstone.

Yes, this is indeed the case. Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Corrupts or hallows a random part of your world.

Yes, this is indeed the case — the more Altars you smash, the more ore your world will have. Smashing a Demon Altar actually does 3 different things, provided you've unlocked hardmode:

1. Adds a bit of the ore named in the broadcast message to your world.
2. Summons a few Wraiths to your location.
3. Has a chance to either corrupt or hallow a random part of your world by planting a single block of Pearlstone or Ebonstone.