Economy runs
Scavenger: +8% gold from NPC sales — passive income while leveling.
Goblin sits at 8.00% per race reroll in The Forge . Below: exact pull odds, the Robux cost of chasing it, every passive, and which builds it fits best.
| Target | Rolls needed | Cheapest packs | Robux | ≈ USD |
|---|---|---|---|---|
| 50% chance | 9 | 1× 10-pack | 399 | $4.99 |
| 90% chance | 28 | 3× 1-pack + 1× 25-pack | 1,046 | $13.08 |
| 99% chance | 56 | 1× 60-pack | 1,999 | $24.99 |
| Expected (1/p) | 13 | 3× 1-pack + 1× 10-pack | 546 | $6.83 |
Rolls-for-confidence: ceil(ln(1 − c) / ln(1 − p)). Pack costs use the cheapest unbounded combination of reroll packs . Redeem active codes for free rerolls before spending Robux.
Scavenger: +8% gold from NPC sales — passive income while leveling.
Gremlin: -5% ore cost rounding loss — the bonus feeds straight into crucible quality and ore farming.
Goblin rolls at 8.00% per race reroll — ~1 in 13 on average, with no pity safety net. That makes it a uncommon (C tier) pull.
Expect it around roll 13. For confidence targets: 9 rolls for a 50% chance, 28 for 90% and 56 for 99%.
Reaching a 90% pull chance takes ~28 rolls — about 1,046 Robux (~$13.08 USD) with the cheapest pack combo. Redeem codes first to bank free rerolls.
Goblin runs Scavenger and Gremlin. Best used for economy runs and forge & mining runs.