Tuktuk Scrapper — ruling 1

If the targeted artifact hass indestructible or regenerates (or you choose not to destroy it), Tuktuk Scrapper doesn’t deal damage to that artifact’s controller. Similarly, if the targeted artifact is destroyed but a replacement effect moves it to a different zone instead of its owner’s graveyard, Tuktuk Scrapper doesn’t deal damage to that artifact’s controller.

Tuktuk Scrapper — ruling 2

A token permanent that’s destroyed is put into its owner’s graveyard before it ceases to exist. If a token is destroyed by Tuktuk Scrapper’s ability, Tuktuk Scrapper deals damage to that token’s controller.

Tuktuk Scrapper : règles, fonctionnement et interactions (MTG)

Tuktuk Scrapper is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Whenever this creature or another Ally you control enters, you may destroy target artifact. If that artifact is put into a graveyard this way, this creature deals damage to that artifact's controller equal to the number of Allies you control.

How it works : Tuktuk Scrapper

Original English text — Wizards of the Coast / Scryfall

#1July 1, 2013· Wizards of the Coast
If the targeted artifact hass indestructible or regenerates (or you choose not to destroy it), Tuktuk Scrapper doesn’t deal damage to that artifact’s controller. Similarly, if the targeted artifact is destroyed but a replacement effect moves it to a different zone instead of its owner’s graveyard, Tuktuk Scrapper doesn’t deal damage to that artifact’s controller.
No other card is named in this ruling.
#2March 1, 2010· Wizards of the Coast
A token permanent that’s destroyed is put into its owner’s graveyard before it ceases to exist. If a token is destroyed by Tuktuk Scrapper’s ability, Tuktuk Scrapper deals damage to that token’s controller.
No other card is named in this ruling.