T1DrillerooJapanese: ホルリン日文名：ホルリン
English: Drilleroo简体中文: 小穿山
🪨 Rock attribute
Drilleroo Family
Japanese: ホルリン日文名：ホルリン
Drilleroo → Cragolin → Borelord
Quick answer
Independent evaluationIn-game data confirmed
Is Drilleroo strong?
Overall C / Normal B / Zombie D / Dojo A / Beginners C
What is this Tatari for?
Best uses for the Drilleroo Family
Zombie Rush by position：No position rating
Confirming Role information is currently being collected.
Should you evolve Drilleroo?
We are currently collecting evaluation information. We do not post baseless evolution recommendations.
Evolution covered on this page
Verified evolution paths, skills and values for the Drilleroo Family from T1 to T3.
Drilleroo evolutions
T2CragolinJapanese: ドリルー日文名：ドリルー
English: Cragolin简体中文: 大钻山
T3BorelordJapanese: ボーランバ日文名：ボーランバ
English: Borelord简体中文: 钻山王
What changes when it evolves?
T1 Drilleroo → T2 Cragolin
- Skill: 回転爪 → 疾風爪
- Stun Duration: 1 second (additional)
T2 Cragolin → T3 Borelord
- Skill: 疾風爪 → 裂空爪
Evolution conditions
Externally confirmed conditions and pending fields are labeled separately. Shared-progress conversion remains unverified.
- T2 Cragolin
6星 ＋ クリスタルタコスを3個与える
External guide evidence - T3 Borelord
18星 ＋ 餌付けでステータスを3回上げる ＋ 共有進行：オタカラ70／肥料4200使用。確認待ち：共有進行の合算・換算式、資料間で異なる共有進行数値
External guide evidencePartially pending
Drilleroo Family skills
Evolution 1: Drilleroo
回転爪
Deals area damage with a sweep, and has a certain probability of delivering a heavy attack that knocks you back. Inflicts lacerations on enemies that cannot be knocked back.
Damage multiplier100%
Heavy attack frequencyEvery 3rd attack
Number of heavy attack targets2
Cooldown3 seconds
KnockbackForced movement a certain distance
Laceration damage multiplier20%
Laceration Maximum number of activations8
Laceration duration4 seconds
Ratio against Tatari70%
Effect values from external guides
資料のスキル名：回転爪
ノックバック
効果数値は資料に未掲載。
裂傷
- 効果
- ダメージ倍率20％
- 効果
- 最大発動回数8回
- 効果
- 持続時間4秒
2026-10-07・外部資料での確認です。ゲーム内最新値との実物照合は未完了。
Reference screenshot
IMG_6863.png / IMG_6864.png
Delivers a heavy ranged attack that inflicts stun and knockback. Inflicts lacerations on enemies that cannot be knocked back.
Damage multiplier100%
Heavy attack frequencyEvery 3rd attack
Number of heavy attack targets2
Cooldown3 seconds
Stun duration1 second
KnockbackForced movement a certain distance
Laceration damage multiplier20%
Laceration Maximum number of activations8
Laceration duration4 seconds
Ratio against Tatari70%
Effect values from external guides
資料のスキル名：疾風爪
スタン
- 効果
- 持続時間1秒
ノックバック
効果数値は資料に未掲載。
裂傷
- 効果
- ダメージ倍率20％
- 効果
- 最大発動回数8回
- 効果
- 持続時間4秒
2026-10-07・外部資料での確認です。ゲーム内最新値との実物照合は未完了。
Reference screenshot
IMG_6865.png / IMG_6866.png
Delivers a heavy ranged attack that causes stun, knockback, and lacerations.
Damage multiplier100%
Heavy attack frequencyEvery 3rd attack
Number of heavy attack targets2
Cooldown3 seconds
Stun duration1 second
KnockbackForced movement a certain distance
Laceration damage multiplier20%
Laceration Maximum number of activations8
Laceration duration4 seconds
Ratio against Tatari70%
Effect values from external guides
資料のスキル名：裂空爪
スタン
- 効果
- 持続時間1秒
ノックバック
効果数値は資料に未掲載。
裂傷
- 効果
- ダメージ倍率20％
- 効果
- 最大発動回数8回
- 効果
- 持続時間4秒
2026-10-07・外部資料での確認です。ゲーム内最新値との実物照合は未完了。
Reference screenshot
IMG_6867.png / IMG_6868.png
Zombie Rush dedicated skills
Evolution stage T and in-rush level are separate. T4 elemental auras do not apply in Zombie Rush.
Japanese names and descriptions use external guide evidence. Foreign names and unlisted multipliers or cooldowns remain pending.
Lv.3 アーマーピアサー
攻撃時、一定の確率で前方へ「追加の突き」を放ち、範囲ダメージと「防御力減少」を与える。さらに、命中した敵の数に応じて「防御力増加」を獲得する
External guide evidence 2026-10-07Lv.5 強敵適応
一定時間ごとに「ホルシールド」を獲得する。シールド値は周囲の敵の数に応じて増加する
External guide evidence 2026-10-07Lv.7 どこでも行きたい放題
配置エリアの外まで移動できる。一定時間ごとに「スタンバイ」を獲得し、移動終了後に「スタンバイ」を消費して広範囲ダメージを与える。「ピンチ」になると後退して自身を回復し、このスキル効果をしばらく失う
External guide evidence 2026-10-07Consult about the next evolution
Open the Guide Assistant with the current evolution stage selected.
Related Tatari
Based on the degree of matching of attributes, tiers, and roles, related candidates are displayed using only confirmed data.
Next actions
Continue from verified data to comparison, development, or formation building.
Game evidence and external guides are distinguished, with sources and pending fields for each skill and trial. Zombie Rush dedicated skills are separate from normal skills. Missing numbers are not invented. Tiers are this site’s provisional editorial ratings.
Last updated
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